3986006 has 8 divisors (see below), whose sum is σ = 5988000. Its totient is φ = 1990008.

The previous prime is 3985999. The next prime is 3986009. The reversal of 3986006 is 6006893.

It is a happy number.

3986006 is nontrivially palindromic in base 11.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995 + ... + 2993.

It is an arithmetic number, because the mean of its divisors is an integer number (748500).

Almost surely, 2^3986006 is an apocalyptic number.

3986006 is a deficient number, since it is larger than the sum of its proper divisors (2001994).

3986006 is a wasteful number, since it uses less digits than its factorization.

3986006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 3986006 is about 1996.4984347602. The cubic root of 3986006 is about 158.5547714791.

The spelling of 3986006 in words is "three million, nine hundred eighty-six thousand, six".